/*
 * Copyright 2002-2007 Network Engine for Objects in Lund AB [neotechnology.com]
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.impl.nioneo.store;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;


public class PropertyRecord extends AbstractRecord
{
	private PropertyType type;
	private int keyIndexId = Record.NO_NEXT_BLOCK.intValue();
	private long propBlock = Record.NO_NEXT_BLOCK.intValue();
	private int prevProp = Record.NO_PREVIOUS_PROPERTY.intValue();
	private int nextProp = Record.NO_NEXT_PROPERTY.intValue();
	private List<DynamicRecord> valueRecords = new ArrayList<DynamicRecord>();
	private boolean isLight = false;
	private int nodeRelId = -1;
	private boolean nodeIdSet = false;
	
	public PropertyRecord( int id )
	{
		super( id );
	}
	
	public void setType( PropertyType type )
	{
		this.type = type;
	}
	
	public void setNodeId( int nodeId )
	{
		nodeIdSet = true;
		nodeRelId = nodeId;
	}
	
	public void setRelId( int relId )
	{
		nodeIdSet = false;
		nodeRelId = relId;
	}
	
	public int getNodeId()
	{
		if ( nodeIdSet )
		{
			return nodeRelId;
		}
		return -1;
	}
	
	public int getRelId()
	{
		if ( !nodeIdSet )
		{
			return nodeRelId;
		}
		return -1;
	}
	
	void setIsLight( boolean status )
	{
		isLight = status;
	}
	
	public boolean isLight()
	{
		return isLight;
	}
	
	public Collection<DynamicRecord> getValueRecords()
	{
		assert !isLight;
		return valueRecords;
	}
	
	public void addValueRecord( DynamicRecord record )
	{
		assert !isLight;
		valueRecords.add( record );
	}
	
	public PropertyType getType()
	{
		return type;
	}
	
	public int getKeyIndexId()
	{
		return keyIndexId;
	}
	
	public void setKeyIndexId( int keyId )
	{
		this.keyIndexId = keyId;
	}
	
	public long getPropBlock()
	{
		return propBlock;
	}
	
	public void setPropBlock( long propBlock )
	{
		this.propBlock = propBlock;
	}
	
	public int getPrevProp()
	{
		return prevProp;
	}
	
	public void setPrevProp( int prevProp )
	{
		this.prevProp = prevProp;
	}
	
	public int getNextProp()
	{
		return nextProp;
	}
	
	public void setNextProp( int nextProp )
	{
		this.nextProp = nextProp;
	}

	@Override
	public String toString()
	{ 
		StringBuffer buf = new StringBuffer();
		buf.append( "PropertyRecord[" ).append( getId() ).append( 
			"," ).append( inUse() ).append( "," ).append( type ).append( 
			"," ).append( keyIndexId ).append( "," ).append( propBlock ).append( 
			"," ).append( prevProp ).append( "," ).append( nextProp );
		buf.append( ", Value[" );
		for ( DynamicRecord record : valueRecords )
		{
			buf.append( record );
		}
		buf.append( "]]" );
		return buf.toString();
	}
}
